The ball mill is composed by feeding part&comma; discharging part&comma; rotation part and driving part &lpar;reducer&comma; small driving gear&comma; electric motor and electric control&rpar;&period;The energy saving ball mill we produce is different from the original ball mills&comma; we make the body and chassis integration which makes it easy to place the machine on the ground&period; Compared to the traditional ball mill&comma; the energy saving ball mill can reduce the consumption by 30&percnt;&comma; and the motor power by 18&percnt;-25&percnt;&period; It can save lubricating oil about 70&percnt; and the production capacity can be increased by 15&percnt;-20&percnt;&period; Under normal circumstances&comma; users have no need to change the main bearing within 10 years&period;